167 lines
5.2 KiB
C++
167 lines
5.2 KiB
C++
#ifndef BOOST_SERIALIZATION_COLLECTIONS_LOAD_IMP_HPP
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#define BOOST_SERIALIZATION_COLLECTIONS_LOAD_IMP_HPP
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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#if defined(_MSC_VER) && (_MSC_VER <= 1020)
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# pragma warning (disable : 4786) // too long name, harmless warning
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#endif
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// collections_load_imp.hpp: serialization for loading stl collections
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org for updates, documentation, and revision history.
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// helper function templates for serialization of collections
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#include <boost/assert.hpp>
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#include <cstddef> // size_t
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#include <boost/config.hpp> // msvc 6.0 needs this for warning suppression
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#if defined(BOOST_NO_STDC_NAMESPACE)
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namespace std{
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using ::size_t;
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} // namespace std
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#endif
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#include <boost/detail/workaround.hpp>
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#include <boost/archive/detail/basic_iarchive.hpp>
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#include <boost/serialization/access.hpp>
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#include <boost/serialization/nvp.hpp>
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#include <boost/serialization/detail/stack_constructor.hpp>
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#include <boost/serialization/collection_size_type.hpp>
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#include <boost/serialization/item_version_type.hpp>
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namespace boost{
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namespace serialization {
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namespace stl {
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//////////////////////////////////////////////////////////////////////
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// implementation of serialization for STL containers
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//
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// sequential container input
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template<class Archive, class Container>
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struct archive_input_seq
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{
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inline BOOST_DEDUCED_TYPENAME Container::iterator
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operator()(
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Archive &ar,
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Container &s,
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const unsigned int v,
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BOOST_DEDUCED_TYPENAME Container::iterator hint
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){
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typedef BOOST_DEDUCED_TYPENAME Container::value_type type;
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detail::stack_construct<Archive, type> t(ar, v);
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// borland fails silently w/o full namespace
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ar >> boost::serialization::make_nvp("item", t.reference());
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s.push_back(t.reference());
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ar.reset_object_address(& s.back() , & t.reference());
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return hint;
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}
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};
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// map input
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template<class Archive, class Container>
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struct archive_input_map
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{
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inline BOOST_DEDUCED_TYPENAME Container::iterator
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operator()(
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Archive &ar,
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Container &s,
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const unsigned int v,
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BOOST_DEDUCED_TYPENAME Container::iterator hint
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){
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typedef BOOST_DEDUCED_TYPENAME Container::value_type type;
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detail::stack_construct<Archive, type> t(ar, v);
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// borland fails silently w/o full namespace
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ar >> boost::serialization::make_nvp("item", t.reference());
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BOOST_DEDUCED_TYPENAME Container::iterator result =
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s.insert(hint, t.reference());
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// note: the following presumes that the map::value_type was NOT tracked
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// in the archive. This is the usual case, but here there is no way
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// to determine that.
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ar.reset_object_address(
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& (result->second),
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& t.reference().second
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);
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return result;
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}
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};
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// set input
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template<class Archive, class Container>
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struct archive_input_set
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{
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inline BOOST_DEDUCED_TYPENAME Container::iterator
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operator()(
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Archive &ar,
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Container &s,
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const unsigned int v,
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BOOST_DEDUCED_TYPENAME Container::iterator hint
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){
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typedef BOOST_DEDUCED_TYPENAME Container::value_type type;
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detail::stack_construct<Archive, type> t(ar, v);
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// borland fails silently w/o full namespace
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ar >> boost::serialization::make_nvp("item", t.reference());
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BOOST_DEDUCED_TYPENAME Container::iterator result =
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s.insert(hint, t.reference());
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ar.reset_object_address(& (* result), & t.reference());
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return result;
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}
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};
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template<class Container>
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class reserve_imp
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{
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public:
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void operator()(Container &s, std::size_t count) const {
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s.reserve(count);
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}
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};
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template<class Container>
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class no_reserve_imp
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{
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public:
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void operator()(Container & /* s */, std::size_t /* count */) const{}
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};
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template<class Archive, class Container, class InputFunction, class R>
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inline void load_collection(Archive & ar, Container &s)
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{
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s.clear();
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collection_size_type count;
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const boost::archive::library_version_type library_version(
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ar.get_library_version()
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);
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// retrieve number of elements
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item_version_type item_version(0);
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ar >> BOOST_SERIALIZATION_NVP(count);
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if(boost::archive::library_version_type(3) < library_version){
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ar >> BOOST_SERIALIZATION_NVP(item_version);
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}
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R rx;
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rx(s, count);
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InputFunction ifunc;
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BOOST_DEDUCED_TYPENAME Container::iterator hint;
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hint = s.begin();
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while(count-- > 0){
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hint = ifunc(ar, s, item_version, hint);
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}
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}
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} // namespace stl
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} // namespace serialization
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} // namespace boost
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#endif //BOOST_SERIALIZATION_COLLECTIONS_LOAD_IMP_HPP
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